STEM Sprouts MATH!

FRACTIONS

100

1/4+6/4

7/4

200

simplify 5/2

2 & 1/2

300

simplify 4/8

1/2

400

1/3+2/5

11/15

500

add and simplify 7/2 and 16/4

14/4+16/4 = 30/4 --> 15/2

TRIGONOMETRY

100

what is a right angle?

90^o

200

what is the total sum of all three angles in a triangle

180^o

300

What is the total sum of angles in a four-sided polygon/shape

360^o

400

what is the total sum of the angles on a circle 

360^o

500

If I have a right triangle with an angle of 30, what are the other two angles?

90^o and 60^o

GEOMETRY

100

how many vertices does a triangle have?

3

200

how many verticies and sides does a pentagon have?

5 and 5

300

how do I calculate the area of a rectangle

base x height

400

how do i calculate the area of a triangle

(base x height) 1/2

500

how do i calculate the area of a trapezoid

(base 1+base 2) x height

DIVISION

100

0/1

0

200

11/11

1

300

8/4

2

400

4/10

0.4

500

1/0

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Multiplication

100

0x1

0

200

4x6

24

300

16 x 1/4

4

400

16 x 8/2

64

500

7²

49